Size Guide
All sizes listed in UK sizing
| UK | EU | Foot length |
|---|---|---|
| 6 | 39 | 24.5 cm |
| 6.5 | 40 | 25.0 cm |
| 7 | 40.5 | 25.4 cm |
| 7.5 | 41 | 25.8 cm |
| 8 | 42 | 26.2 cm |
| 8.5 | 42.5 | 26.7 cm |
| 9 | 43 | 27.1 cm |
| 9.5 | 44 | 27.5 cm |
| 10 | 44.5 | 27.9 cm |
| 10.5 | 45 | 28.3 cm |
| 11 | 46 | 28.8 cm |
| 11.5 | 46.5 | 29.2 cm |
| 12 | 47 | 29.6 cm |
| 12.5 | 48 | 30.0 cm |
| 13 | 48.5 | 30.5 cm |
| 13.5 | 49 | 30.9 cm |
| 14 | 49.5 | 31.3 cm |
| UK | EU | Foot length |
|---|---|---|
| 3 | 36 | 22.0 cm |
| 3.5 | 36.5 | 22.4 cm |
| 4 | 37 | 22.9 cm |
| 4.5 | 37.5 | 23.3 cm |
| 5 | 38 | 23.7 cm |
| 5.5 | 39 | 24.1 cm |
| 6 | 39.5 | 24.6 cm |
| 6.5 | 40 | 25.0 cm |
| 7 | 41 | 25.4 cm |
| 7.5 | 41.5 | 25.8 cm |
| 8 | 42 | 26.2 cm |
| 8.5 | 42.5 | 26.7 cm |
| 9 | 43 | 27.1 cm |
| 9.5 | 44 | 27.5 cm |
| 10 | 44.5 | 27.9 cm |
| UK | EU | Foot length |
|---|---|---|
| 6C | 22 | 13.5 cm |
| 7C | 23 | 14.5 cm |
| 7.5C | 24 | 15.0 cm |
| 8C | 25 | 15.5 cm |
| 9C | 26 | 16.0 cm |
| 10C | 27 | 16.5 cm |
| 10.5C | 28 | 17.0 cm |
| 11C | 29 | 17.5 cm |
| 12C | 30 | 18.5 cm |
| 13C | 31 | 19.0 cm |
| 1 | 32 | 19.5 cm |
| 1.5 | 33 | 20.5 cm |
| 2 | 34 | 21.0 cm |
| 2.5 | 35 | 21.5 cm |
| 3 | 36 | 22.0 cm |
C = child sizes. From size 1, kids move into junior/youth sizing.
How to Measure Your Foot
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Place your foot flat on a sheet of paper
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Mark the heel and the longest toe
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Measure the distance between both points
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Compare your measurement with the chart above
Fit Tip
If you're between sizes, we recommend choosing the larger size for a more comfortable fit.
Sizing may slightly vary depending on the brand or model.
The Adizero Boston 13 Shoes are designed for those who strive to push the limits of speed and performance. Whether you’re prepping for a race or embracing a new running routine, these shoes are crafted to support your journey.The regular fit is designed for snug, distraction-free wear, while LightStrikePro cushioning offers a supported and lightweight feel as you stride. The textile upper offers a sleek feel and breathability, while the lace closure provides adjustability for confident wear.The textile lining offers a soft touch for a comfortable feel on long or short runs, while the outsole features Lighttraxion technology and rubber for reliable traction on various surfaces.Whether you're exploring new terrains or setting personal records, these iconic running trainers from adidas let you do it in style. Pair with your go-to activewear and make these shoes a staple in your everyday running kit.
• Regular fit
• Laces
• Textile upper
• Textile sockliner
• LIGHTSTRIKEPRO technology
• LIGHTTRAXION technology
We process all orders within 1–2 business days.
Delivery within the United Kingdom takes approximately 5–8 business days.
We offer free delivery across the UK.
Once your order has been dispatched, you will receive a confirmation email containing your tracking number, allowing you to track your parcel.
You may return your order free of charge within 30 days of receipt. Items must be unused, in their original condition, and returned in their original packaging.
To initiate a return, please contact our customer service team. Once your return has been approved and received, we will process your refund or exchange as soon as possible.
